Re: Using Java 21 language features is now unblocked

Nice, you can put virtual threads in the query scatter gather and configure jetty to use virtual threads out of the box. Low hanging nice wins.

Using Java 21 language features is now unblocked

ECJ's configuration was still hard-coding Java 17 language levels in its config file, thus preventing us from using Java 21 language features (albeit not in SolrJ modules). I fixed that in Lucene and cherry-picked that into Solr [1], so we're unblocked now. [1] https://github.com/apache/solr/comm